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Sliding Mode Control for a Nonlinear Aeroelastic System through Backstepping
Publisher: American Society of Civil Engineers
Abstract: This paper considers an aeroelastic two-dimensional wing-flap system with uncertainty and external disturbance. Nonlinear stiffness in pitch is expressed as the second-order polynomial form. In the uncontrolled aeroelastic ...
Numerical Investigation of the Flow Field around a Rotor above an Obstacle Using a Panel-LBM Hybrid Method
Publisher: American Society of Civil Engineers
Abstract: The aerodynamic interaction between a rotor and an obstacle results in a complex flow field that can negatively impact rotor performance and handling qualities. To address this issue, a panel–lattice Boltzmann hybrid method ...